Was migrating way easier back then (e.g., people can just board a ship with their bags to the US and settle there)? What makes migrating to most countries so difficult now?

Question

Was migrating way easier back then (e.g., people can just board a ship with their bags to the US and settle there)? What makes migrating to most countries so difficult now?

In: 491

Answer 1

Population of the world in 1800 was around 990million
Now it is 8Billion.
There was a lot more space available back then.